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SN/T 5548-2022 水果蛀虫声检测方法 Fruit borers acoustic detection method2024-01-30

KS C IEC 60645-1A-2017 Electroacoustics-Audiometric equipment-Part 1: Equipment for pure-tone audiometry2024-01-05

JT/T 646.3-2017 公路声屏障第3部分：声学设计方法 Highway noise barriers- Part 3: Acoustic designing method...2023-10-05

NF EN 13819-2-2020 Hearing protectors - Testing - Part 2 : acoustic test methods2023-10-05

NF S78-503-2-2020 Hearing protectors - Testing - Part 2 : acoustic test methods2023-09-30

BS ISO 18405-2017 水下声学术语 Underwater acoustics. Terminology2023-09-23

DIN 8989-2019 Acoustical design in buildings - Lifts2023-08-28

DIN 45682-2020 Acoustics - Thematic maps in the field of sound immission protection2023-08-18

DIN EN IEC 60942-2018 Electroacoustics - Sound calibrators (IEC 60942:2017); German version EN IEC 60942:20...2023-07-28

DIN EN 60645-1-2018Electroacoustics - Audiometric equipment - Part 1: Equipment for pure-tone and speech aud...2023-04-21

CB 1324-1998鱼雷声自导接收机规范Specification for receiver of acoustic torpedo homing2022-06-14

GB/T 5265-2009声学.水下噪声测量Acoustics—Measurement of underwater noise2022-06-13

GB/T 3449-2011声学.轨道车辆内部噪声测量Acoustics—Measurement of noise inside railbound vehicles...2022-06-10

GB/T 7965-2002声学水声换能器测量Acoustics--Measurement of underwater sound transducers2022-06-05

Fractal analysis on the spatial distribution of acoustic emission in the failure process of rock spe2020-11-22

Chaos analysis of acoustic emission signals in spot welding process2020-11-11

New acoustic system for continuous measurement of river discharge and water temperature2020-07-08

EXPERIMENTAL INVESTIGATION INTO HOT WATER SLOT JETS WITH NEGATIVELY BUOYANCY IN CROSS FLOW2020-07-08

Frequency comparative study of coal-fired fly ash acoustic agglomeration2020-06-12

Acoustic emission generated during the gas sorption-desorption process in coal2020-06-12